Cramp

неразборчивый

nerazborčivyj

(cramped; narrow)

спазм

spazm

(painful contraction of a muscle)

су́дорога

súdoroga

(painful contraction of a muscle)

ограни́чивать

ograníčivatʹ

(to prohibit movement or expression)

своди́ть судорогой

svodítʹ

(to contract painfully and uncontrollably)

стеснять

stesnjatʹ

(to prohibit movement or expression)

фикси́ровать

fiksírovatʹ

(to restrain to a specific physical position)